diff --git a/Bing-AI.md b/Bing-AI.md
index cac8c27..77472aa 100644
--- a/Bing-AI.md
+++ b/Bing-AI.md
@@ -61,7 +61,7 @@ sample `config.json`
 }
 ```
 
-sample `settings.js` , replace `bingAiClient->userToken` with your credentials
+sample `settings.js` , replace `bingAiClient->userToken` with your credentials, you can get `_U` cookie from bing.com after login.
 ```js
 export default {
     // Options for the Keyv cache, see https://www.npmjs.com/package/keyv.